Novel Materials Laboratory

Department of Physics and Department of Chemistry, Boston University

Listed below are our publications in print or in press since 2003.  For a full list of publications, click here.

Recent Publications

1. "Observation of an Inverted Band Structure near the Surface of Indium Nitride."
L. Colakerol, L.F.J. Piper, A. Fedorov, T.C. Chen, T.D. Moustakas, and K.E. Smith, Europhys. Lett. 83, 47003 (2008).

2. “On-site Interband Excitations in Resonant Inelastic X-ray Scattering from Cu2O”, J.P. Hu, D. J. Payne, R. G. Egdell, P.-A. Glans, T. Learmonth, K.E. Smith, J. Guo, and N.M. Harrison, Phys. Rev. B 77, 155115 (2008)

3. "The Nature of the Bandgap in In2O3 Revealed by First-Principles Calculations and X-Ray Spectroscopy"  Aron Walsh, Juarez  L. F. Da Silva, Su-Huai Wei, Christoph Kφrber, Andreas Klein, L. F. J. Piper, Alex DeMasi, Kevin E. Smith, G. Panaccione, P. Torelli, D. J. Payne, A. Bourlange and R. G. Egdell, Phys. Rev. Lett. 100, 167402 (2008)

4. "Electronic Structure of Single Crystal Rocksalt CdO studied by Soft X-Ray Spectroscopies and ab-initio Theory", L.F. J. Piper, A. DeMasi, K.E. Smith, A. Schleife, F. Fuchs, F. Bechstedt, J. Zuniga-Pιrez, and V. Munoz-Sanjosι,  Phys. Rev. B 77, 125204 (2008)

5. “Electronic Structure of the Organic Semiconductor Titanyl Phthalocyanine (TiO-Pc)”, Yufeng Zhang, Shancai Wang, Alex Demasi, A.Y. Matsuura, and Kevin E. Smith, J. Mater. Chem. 18, 1792 (2008)

6. "The Local Electronic Structure of Tin Phthalocyanine studied by Resonant Soft X-ray Emission Spectroscopies", N. Peltekis, B. Holland, L.F.J. Piper, A. DeMasi, K.E. Smith, J.E. Downes, I.T. McGovern and C.McGuinness, App. Surf. Sci. (in press)

7. “Amorphous to Crystalline Phase Transition of Chemical Solution Deposited Pb(Zr0.3Ti0.7)O3 Thin Films Studied by Soft X-ray Absorption and Soft X-ray Emission Spectroscopy”, Th. Schneller, H. Kohlstedt, A. Petraru, R. Waser, J.-H. Guo, J. Denlinger, T. Learmonth, Per-Andres Glans and K. E. Smith, J. Sol. Gel. Science (in press)

8. “Unoccupied Electronic States in Graphite Oxides”
H-K. Jeong, L. Colakerol, M. H. Jin, P.-A. Glans, K.E. Smith, and Y. H. Lee, Chem. Phys. Lett. 460, 499 (2008)

9. “X-Ray Spectroscopic Study of the Electronic Structure of Visible-light Responsive N-, C- and S-Doped TiO2”, Xiaobo Chen, Per-Anders Glans, Xiaofeng Qiu, Smita Dayal, Kevin E. Smith, Clemens Burda, and Jinghua Guo, J. Electron Spectroscopy and Rel. Phenom. 162, 67 (2008)

10. “Comparison between Experiment and Calculated Band Structures for DyN and SmN”, A.R.H. Preston, S. Granville, D.H. Housden, B. Ludbrook, B.J. Ruck, H.J. Trodahl, A. Bittar, G.V.M. Williams, J.E. Downes, K.E. Smith, and W.R.L. Lambrecht, Phys. Rev. B. 76, 245120 (2007)

11. "Electronic Structure of InN Studied Using Soft X-ray Emission, Soft X-ray Absorption, and Quasiparticle Band Structure Calculations",  L.F.J. Piper, L. Colakerol, T. Learmonth, K.E. Smith, F. Fuchs, J. Furthmόller, F. Bechstedt, T.C. Chen, T.D. Moustakas, and J.H. Guo, Phys. Rev. B 76, 245204 (2007)

12. “Observation of Multiple Zhang-Rice Excitations in a Correlated Solid: Resonant Inelastic X-ray Scattering study of Li2CuO2", T. Learmonth, C. McGuinness, P-A. Glans, J. E. Downes, T. Schmitt, L-C.Duda, J-H. Guo, F C Chou, and K.E.Smith, Europhys. Lett. 79, 47012 (2007).

13. “Experimental Determination of the Fermi Surface of the Spin Spiral Compound TlCo2Se2", H-K. Jeong, T. Valla, R. Berger, P.D. Johnson, and K.E. Smith, Europhys. Lett. 77, 27001 (2007)

14. “X-ray Spectroscopic Study of the Charge State and Local Ordering of Room Temperature Ferromagnetic Mn doped ZnO”, J.-H. Guo, Amita Gupta, Parmanand Sharma, K.V. Rao, M.A. Marcus, C.L. Dong, J.M.O. Guillen, S.M. Butorin, M. Mattesini, P.A. Glans, K.E. Smith, C.L. Chang, and R. Ahuja, J. Phys.: Condens. Matter 19, 172202, (2007)

15. “Nature of Electronic States at the Fermi Level in Metallic b-PbO2 revealed by Hard X-Ray Photoelectron Spectroscopy”, D.J. Payne, R.G. Egdell, G. Paolicelli, F. Offi, G. Panaccione, P. Lacovig, G. Monaco, G. Vanko, A. Walsh, G.W. Watson, J. Guo, G. Beamson, P.-A. Glans, T. Learmonth and K.E. Smith, Phys. Rev. B. 75, 153102 (2007)

16. “Quantized Electron Accumulation States in Indium Nitride”, L. Colakerol, T.D. Veal, H.-K. Jeong, L. Plukinski, A. DeMasi, S. Wang, Y. Zhang, L.F.J. Piper, P.H. Jefferson, A. Fedorov, T.C. Chen, T. D. Moustakas, C.F. McConville, and K.E. Smith, Phys. Rev. Lett. 97, 237601 (2006).

17. “Electronic Structure of the Organic Semiconductor Vanadyl Phthalocyanine (VO-Pc)”, Y. Zhang, T. Learmonth, S. Wang, A.Y. Matsuura, J. Downes, L. Plucinski, S. Bernardis, C. O'Donnell, and K.E. Smith, J. Mat. Chem. 17, 1276 (2007)

18. “Experimental and Theoretical Study of Electronic Structures of a-PbO and b-PbO2", D.J. Payne, R.G. Egdell, P.A. Glans, T. Learmonth, K.E. Smith, J. Guo, A. Walsh and G.W. Watson, J. Mat. Chem. 17, 267 (2007)

19. "X-ray Photoemission and X-ray Absorption Studies of Hf-Silicate Dielectric Layers", R. O’Connor, G. Hughes, and K.E. Smith, Appl. Surf. Sci. 253, 2770 (2006).

20. “Surface Studies of Niobium Chemically Polished under Condition for Superconducting Radio Frequency (SRF) Cavity Production”, H. Tian, C.E. Reece, M.J. Kelley, S. Wang, L. Plucinski, and K.E. Smith, Appl. Surf. Sci. 253, 1236 (2006).

21. “Electronic Structure in Thin Film Organic Semiconductors studied using Soft X-Ray Emission and Resonant Inelastic X-Ray Scattering”, Y. Zhang, J.E. Downes,  S. Wang, T. Learmonth, L. Plucinski, A.Y. Matsuura, C. McGuinness, P.-A. Glans, S. Bernardis, and K.E. Smith, Thin Solid Films 515, 394 (2006)

22. “The Electronic Structure of the a and d phases of Bi2O3", A. Walsh, G.W. Watson, D.J. Payne, R.G. Egdell, J. Guo, P.A. Glans, T. Learmonth and K.E. Smith, Phys. Rev. B 73, 235104 (2006)

23. “Resonant Photoemission at the Ga 3p photothreshold in InxGa1-xN”, L. Colakerol, P.-A. Glans, L. Plucinski, Y. Zhang, K.E. Smith, A. A. Zakharov, R. Nyholm, J. Cabalu and T. D. Moustakas, J. Elec. Spectroscopy Rel. Phenom. 152, 25 (2006)

24. "Soft X-Ray Spectroscopic Investigation of Ferromagnetic Co-doped ZnO", S. Krishnamurthy, C. McGuinness, L. S. Dorneles, M. Venkatesan, J. M. D. Coey, J. G. Lunney, C. Patterson, K. E. Smith, T. Learmonth, P.–A. Glans, and J.-H. Guo, J. Appl. Phys. 99, 08M111 (2006)

25. "Electronic Origins of Structural Distortions in Metal Oxides: Experimental and Theoretical Evidence for a Revision of the Lone Pair Model", D.J. Payne, R.G. Egdell, A. Walsh, G.W. Watson, J. Guo, P.A. Glans, T. Learmonth and K.E. Smith, Phys. Rev. Lett. 96, 157403 (2006)

26. “X-ray Photoemission Studies of Pulsed –RF Plasma Nitrided Ultrathin SiON Dielectric Layers”, R. O’Connor, G. Hughes, and K.E. Smith, Surf. Sci. 600, 532 (2006)

27. “Optical Conductivity and X-ray Absorption and Emission Study of the Bandstructure of MnN Films”, S. Granville, B. J. Ruck, F. Budde, A. Koo, J. E. Downes, H. J. Trodahl, A. Bittar, N. Strickland, G. V. M. Williams, W. R. L. Lambrecht, T. Learmonth, K.E. Smith, V. J. Kennedy, A. Markwitz, and T. Schmitt, Phys. Rev. B, 72, 205127 (2005)

28. “Photoemission study of sulfur and oxygen adsorption on GaN(0001–)”, L. Plucinski, L. Colakerol, S. Bernardis, Y. Zhang, S. Wang, C.O'Donnell, K. E. Smith, I. Friel and T. D. Moustakas, Surf. Sci. 600, 116 (2006)

29. “High Resolution X-ray Spectroscopic Study of the Electronic Structure of the Prototypical p-type Transparent Conducting Oxide CuAlO2", D. Aston, D.J. Payne, A. J. H. Green, R.G. Egdell, D.S.L. Law, P.A. Glans, T. Learmonth and K.E. Smith, J. Guo, Phys. Rev. B 72, 195115 (2005)

30. “Resonant Photoemission and Electron Localization in GaN”, L. Plucinski, T. Learmonth, K. E. Smith, A. Zakharov, I. Grzegory, T. Suski, S. Porowski, B. J. Kowalski, I. Friel and T. D. Moustakas, Solid State Communications 136, 91 (2005)

31. “Electronic Structure of Vanadium Oxide Phthalocyanine Studied via X-Ray Emission and Resonant Inelastic X-Ray Scattering”, Y. Zhang, S. Wang, T. Learmonth, L. Plucinski, A.Y. Matsuura, S. Bernardis, C. O'Donnell, J.E. Downes, and K.E. Smith, Chem. Phys. Lett. 413, 95 (2005)

32. “Charge Density Wave Gap in the Quasi-Two Dimensional Conductor Na0.9Mo6O17 measured by Angle Resolved Photoemission Spectroscopy”, P.A. Glans, T. Learmonth, K.E. Smith, T. Valla, P.D. Johnson, W.McCarroll and M. Greenblatt, Phys. Rev. B. 72, 035115 (2005)

33. “An Experimental and Theoretical Investigation of the Electronic Structure of HgO and Tl2O3”, P.A. Glans, T. Learmonth,, K.E. Smith,  J. Guo, A. Walsh, G. Watson, F. Terzi, and R. Egdell, Phys. Rev. B 71, 235109 (2005).

34. “X-Ray Spectroscopic Study of the Electronic Structure of the High-Dielectric-Constant Material CaCu3Ti4O12”, McGuinness, J.E. Downes, P. Sheridan, K.E. Smith, W. Si and P.D. Johnson, Phys. Rev. B 71, 195111 (2005).

35. “On the Involvement of Shallow Core 5d Electrons in the Bonding in HgO”, P.A. Glans, T. Learmonth, C. McGuinness, K.E. Smith,  J. Guo, A. Walsh, G. Watson, and R. Egdell, Chem. Phys. Lett. 399, 98 (2004).

36. “Electronic Structure near the Fermi Level in the Organic Semiconductor Copper Phthalocyanine”, J.E. Downes, C. McGuinness, P.A. Glans, T. Learmonth, D. Fu, P. Sheridan, and K.E. Smith, Chem. Phys. Lett. 390, 203 (2004)

37. “Surface Electronic Structure of the Organic Superconductor k-(ET)2Cu(NCS)2 Studied via Photoemission Electron Microscopy”, J.E. Downes, K.E. Smith, A.Y. Matsuura, I. Lindau, and J.A. Schlueter, Surf. Sci. 551, 219 (2004)

38. “Quasi-Particle Spectra, Charge-Density-Wave, Superconductivity and Electron-Phonon Coupling in 2H-NbSe2", T. Valla, A. V. Fedorov, P. D. Johnson, P-A. Glans, C. McGuinness, K. E. Smith, and H. Berger, Phys. Rev. Lett. 92, 086401 (2004)

39. “Influence of Shallow Core Level Hybridization on the Electronic Structure of Post-Transition Metal Oxides studied using Soft X-ray Emission and Absorption”, McGuinness, C.B. Stagarescu, P.J. Ryan, J.E. Downes, D. Fu, K.E. Smith, and R.G. Egdell, Phys. Rev. B 68, 165104 (2003).

40. “Surface Degradation of InxGa1-xN Thin Films by Sputter-Anneal Processing: A Photoemission Electron Microscope Study”, J.E. Downes, K.E. Smith, A. Y. Matsuura, I. Lindau, E. Iliopoulos, and T. D. Moustakas, J. Appl. Phys. 94, 5820 (2003)

41. “Electronic Structure of Thin Film Silicon Oxynitrides measured using Soft X-Ray Emission and Absorption”, McGuinness, D. Fu, J.E. Downes, K.E. Smith, G. Hughes, and J. Roche, J. Appl. Phys. 94, 3919 (2003)

42. “Soft X-Ray Emission and Resonant Inelastic X-Ray Scattering Studies of Transition Metal Oxides”, K. E. Smith, C. McGuinness, J. Downes, P. Ryan, D. Fu, S. L. Hulbert, J.M. Honig, and R.G. Egdell, Materials Research Society Proceedings, 755 DD1.1.1 (2003)

43. “X-Ray Spectroscopic Studies of the Bulk Electronic Structure of InxGa1-xN Alloys”, C. McGuinness,  J. Downes, P. Ryan, K.E. Smith, A. Sampath and T.D. Moustakas, Materials Research Society Proceedings, 743, L10.11.1 (2003).